Size Guide – Mamas & Papas UK

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Baby Clothing Size Guide - Mamas & Papas

We're committed to maintaining a great fit across all of our styles, so you can buy clothes for your child with confidence. Whether you’re looking for a coming home outfit for your newborn or occasion wear for your toddler, finding the right size doesn’t have to be tricky.

Use our handy baby clothing size guide to find the perfect fit for your little one. Please note that the sizes below refer to the baby's body measurement, rather than the measurement of the garments. 

Height cm/in Weight kg/lbs
Tiny Baby 44cm / 17in 2.3kg / 5lbs
Newborn 50cm / 20in 3.2kg / 7lbs
Up to 1 month 56cm / 22in 4.5kg / 10lbs
0-3 mths 62cm / 24.5in 6.5kg / 14lbs
3/6 mths 68cm / 26.5in 8kg / 18lbs
6/9 mths 74cms / 29in 9.5kg / 21lbs
9/12 mths 80cm / 31in 10kg / 22lbs
12/18 mths 86cm / 34.5in 11kg / 24lbs
18mth/2yrs 90cm / 36in 12.5kg / 27.5lbs
2-3yrs 98cm / 38.5in --
3-4yrs 104cm / 41in --

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